ambassador continue, authorit s ambassador -- had to build a wall. >> this has moved beyond the demonstration of an offensive video. it is an opportunity for radicals in many countries to express their anger with the united states. and they have learned from watching each other that the u.s. outposts are not as protected as they thought. i asked why the clashes are continuing, even though u.s. officials have criticize the video. not enough, they say. that the response from the united states was late? >> obama, all of your government, it was very late. >> reporter: so all of this is because the response was late? but there was little time for interviews. we should turn around here. the police are charging. >> you see what happened, what -- just -- the egyptian government is doing with the egyptian people because -- because of the americans. >> reporter: there were demonstrations today in nearly 40 cities across the region and beyond. but as bad as it looks, the demonstrations were generally small. but in what will have implications for security worldwide, the extremists have found a weak spot